package com.noah.project.controller;

import org.junit.Test;


public class wancai {
    @Test
    public void main(){
        byte[] b = null;
        try {
            b = "你好".getBytes("UTF-8");
            System.out.println("b="+ new String(b,"UTF-8"));
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}
